* MAX4144 FAMILY MACROMODEL * ------------------------- * FEATURES: * 130MHz -3dB Bandwidth (MAX4144) * 70MHz -3dB Bandwidth (MAX4146) * 11mA Typical Supply Current * 100mA Typical Output Current Drive * 2V/V Fixed Gain (MAX4144) * External Gain Selection (MAX4146) * 1000V/uS Slew Rate * Available in 14-Pin SO (MAX4144 & MAX4146) * * PART NUMBER DESCRIPTION * ___________ ________________________________________ * MAX4144 130MHz, Av=1, Differential Line Receiver * MAX4146 70MHz, Av=10, Differential Line Receiver * * ///////////////// MAX4144 MACROMODEL ///////////////////// * * ====> REFER TO MAX4144 DATA SHEET <==== * * connections: IN+ * | IN- * | | positive power supply * | | | negative power supply * | | | | OUT SENSE * | | | | | | Ref * | | | | | | | .SUBCKT MAX4144 501 201 99 50 3021 3999 3041 VFAKE2 340 1200 0V RFAKE 1000 0 1E9 VSHORT44 1000 40 0V *vshort44 1000 3021 0v ISUPP 99 0 5.25MA ISUPPN 50 0 -5.25MA RF1001 301 1200 100 RG1000 301 1 200 RF1002 1 1000 100 *** INPUT STAGE I401 99 505 430U I502 504 50 430U Q501 50 503 505 QPN Q502 99 503 504 QNN R501 505 506 633 R502 504 507 633 R503 99 508 633 V501 99 510 .3 RE501 510 530 130 D501 530 508 DX R504 50 509 633 V502 511 50 .3 RE502 511 531 150 D502 509 531 DX Q503 508 506 502 QNI Q504 509 507 502 QPI R506 501 99 20meg R507 501 50 20meg IB501 501 99 9UA IB502 99 502 9UA VOS500 503 501 0V * ****************RGM300 302 520 380 RGM300 302 520 380 VGM300 502 520 0V *** VGM300 SENSES THE CURRENT THROUGH VGM *** INPUT STAGE I301 99 305 430U I302 304 50 430U Q301 50 303 305 QPN Q302 99 303 304 QNN R301 305 306 633 R302 304 307 633 R303 99 308 633 V301 99 310 .3 RE301 310 330 130 D301 330 308 DX R304 50 309 633 V302 311 50 .3 RE302 311 331 150 D302 309 331 DX Q303 308 306 302 QNI Q304 309 307 302 QPI R306 301 99 20meg R307 301 50 20meg IB301 301 99 9UA IB302 99 302 9UA VOS300 303 301 0V **************SECOND STAGE************** ********************Isup 99 50 4.47M R308 99 349 1meg R309 349 50 1meg V303 99 316 1.755 *pos swig D303 315 316 DX D304 317 315 DX V304 317 50 1.755 *neg swing EH300 99 398 99 349 1 F301 398 315 VGM300 .35 R305 398 315 2.372MEG *** *********************** 1st pole here with r5, and c3 C301 398 315 .49P *was .157 **************OUTPUT STAGE************** * E301 99 340 99 315 1 *** *********************************************** *** *********************************************** ********** SECOND AMPLIFER AT THE BOTTOM, IN- SIDE. *** INPUT STAGE I101 99 205 430U I202 204 50 430U Q201 50 203 205 QPN Q202 99 203 204 QNN R201 205 206 633 R202 204 207 633 R203 99 208 633 V201 99 210 .3 RE201 210 230 130 D201 230 208 DX R204 50 209 633 V202 211 50 .3 RE202 211 231 150 D202 209 231 DX Q203 208 206 202 QNI Q204 209 207 202 QPI R206 201 99 20meg R207 201 50 20meg IB201 201 99 10UA IB202 99 202 10UA VOS200 203 201 0V * RGM 2 220 380 VGM 202 220 0V *** VGM SENSES THE CURRENT THROUGH VGM *** INPUT STAGE I1 99 5 430U I2 4 50 430U Q1 50 3 5 QPN Q2 99 3 4 QNN R1 5 6 633 *C1 6 99 .3P *was .63 R2 4 7 633 *C2 7 50 .3P *was .63 R3 99 8 633 V1 99 10 .3 RE1 10 30 130 D1 30 8 DX R4 50 9 633 V2 11 50 .3 RE2 11 31 150 D2 9 31 DX Q3 8 6 2 QNI Q4 9 7 2 QPI R6 1 99 20meg R7 1 50 20meg IB1 1 99 2UA IB2 99 2 2UA VOS 3 1 0V **************SECOND STAGE************** * ********************Isup 99 50 4.47M R8 99 49 1meg R9 49 50 1meg V3 99 16 1.755 *pos swig D3 15 16 DX D4 17 15 DX V4 17 50 1.755 *neg swing EH 99 98 99 49 1 F1 98 15 VGM .35 R5 98 15 2.372MEG *** *********************** 1st pole here with r5, and c3 C3 98 15 .49P *was .157p **************OUTPUT STAGE************** * E1 99 40 99 15 1 ************** Third amplifier********** *** rin3 3000 3001 10k ggain 3020 98 3000 3001 1e-2 rggain 3020 98 1e8 ************************************************ GGAIN2 3100 98 98 3020 1E-6 RGAIN2 98 3100 1E6 egain 98 3090 98 3100 1 rout 3090 3021 50 DO1 3021 3091 Dx *************************** vo1 3091 99 -2.6 vo2 3092 3021 -2.6 DO2 50 3092 Dx *** R3000 1000 3000 700 R3001 3000 3999 700 *** 3000 IS PLUS INPUT, REF SIDE 3001 IS NEG. INPUT. R3002 1200 3001 700 R3003 3001 3041 700 *** out 3021 sense 3020 ref 3041 *** ***************MODELS USED************** * .MODEL QNI NPN(IS=1E-14 BF=11111 VAF=15 KF=6.7E-14) .MODEL QPI PNP(IS=1E-14 BF=11111 VAF=15 KF=6.7E-14) .MODEL QNN NPN(IS=1E-14 BF=11111 VAF=15 KF=4.13E-13) .MODEL QPN PNP(IS=1E-14 BF=11111 VAF=15 KF=4.13E-13) .MODEL DX D(IS=1E-15) .MODEL DY D(IS=1E-17) .MODEL DP D(N=0.001 rs=30) .MODEL DN D(KF=1.667E-9 AF=1 XTI=0 EG=.3) * .ENDS * * ///////////////// MAX4146 MACROMODEL ///////////////////// * * ====> REFER TO MAX4144 DATA SHEET <==== * * connections: IN+ * | IN- * | | positive power supply * | | | negative power supply * | | | | OUT SENSE * | | | | | | Ref RG(+) * | | | | | | | | RG(-) .SUBCKT MAX4146 501 201 99 50 3021 3020 3041 301 1 *** NOTE: THE OUTPUT SWING HAS NOT BEEN CLAMPED DUE TO *** CONVERGENCE ISSUES. THE OUTPUT SWING SHOULD BE *** CONSTRAINED TO SWING +-3.5V INTO 150 OHM LOAD, AND SWING *** +-3.8V INTO RL=INFINITY. *** VFAKE2 340 1200 0V *RFAKE 1000 0 1E9 VSHORT44 1000 40 0V ISUPP 99 0 5.25MA ISUPPN 50 0 -5.25MA RF1001 301 1200 1400 RF1002 1 1000 1400 *** INPUT STAGE I401 99 505 430U I502 504 50 430U Q501 50 503 505 QPN Q502 99 503 504 QNN R501 505 506 633 R502 504 507 633 R503 99 508 633 V501 99 510 .3 RE501 510 530 130 D501 530 508 DX R504 50 509 633 V502 511 50 .3 RE502 511 531 150 D502 509 531 DX Q503 508 506 502 QNI Q504 509 507 502 QPI R506 501 99 20meg R507 501 50 20meg IB501 501 99 9UA IB502 99 502 9UA VOS500 503 501 0V * ****************RGM300 302 520 380 RGM300 302 520 380 VGM300 502 520 0V *** VGM300 SENSES THE CURRENT THROUGH VGM *** INPUT STAGE I301 99 305 430U I302 304 50 430U Q301 50 303 305 QPN Q302 99 303 304 QNN R301 305 306 633 R302 304 307 633 R303 99 308 633 V301 99 310 .3 RE301 310 330 130 D301 330 308 DX R304 50 309 633 V302 311 50 .3 RE302 311 331 150 D302 309 331 DX Q303 308 306 302 QNI Q304 309 307 302 QPI R306 301 99 20meg R307 301 50 20meg *IB301 301 99 9UA *IB302 99 302 9UA VOS300 303 301 0V **************SECOND STAGE************** ********************Isup 99 50 4.47M R308 99 349 1meg R309 349 50 1meg V303 99 316 1.755 *pos swig D303 315 316 DX D304 317 315 DX V304 317 50 1.755 *neg swing EH300 99 398 99 349 1 F301 398 315 VGM300 .35 R305 398 315 2.372MEG *** *********************** 1st pole here with r5, and c3 C301 398 315 1.76P *was .157 **************OUTPUT STAGE************** * E301 99 340 99 315 1 *** *********************************************** *** *********************************************** ********** SECOND AMPLIFER AT THE BOTTOM, IN- SIDE. *** INPUT STAGE I101 99 205 430U I202 204 50 430U Q201 50 203 205 QPN Q202 99 203 204 QNN R201 205 206 633 R202 204 207 633 R203 99 208 633 V201 99 210 .3 RE201 210 230 130 D201 230 208 DX R204 50 209 633 V202 211 50 .3 RE202 211 231 150 D202 209 231 DX Q203 208 206 202 QNI Q204 209 207 202 QPI R206 201 99 20meg R207 201 50 20meg IB201 201 99 9UA IB202 99 202 9UA VOS200 203 201 0V * RGM 2 220 380 VGM 202 220 0V *** VGM SENSES THE CURRENT THROUGH VGM *** INPUT STAGE I1 99 5 430U I2 4 50 430U Q1 50 3 5 QPN Q2 99 3 4 QNN R1 5 6 633 *C1 6 99 .3P *was .63 R2 4 7 633 *C2 7 50 .3P *was .63 R3 99 8 633 V1 99 10 .3 RE1 10 30 130 D1 30 8 DX R4 50 9 633 V2 11 50 .3 RE2 11 31 150 D2 9 31 DX Q3 8 6 2 QNI Q4 9 7 2 QPI R6 1 99 20meg R7 1 50 20meg *IB1 1 99 2UA IB2 99 2 2UA VOS 3 1 0V **************SECOND STAGE************** * ********************Isup 99 50 4.47M R8 99 49 1meg R9 49 50 1meg V3 99 16 1.755 *pos swig D3 15 16 DX D4 17 15 DX V4 17 50 1.755 *neg swing EH 99 98 99 49 1 F1 98 15 VGM .35 R5 98 15 2.372MEG *** *********************** 1st pole here with r5, and c3 C3 98 15 1.76P *was .157p **************OUTPUT STAGE************** * E1 99 40 99 15 1 ************** Third amplifier********** rin3 3000 3001 100k GGAIN 98 3901 3000 3001 1E-6 RGGAIN 98 3901 1E11 Egain 99 3020 98 3901 1 routput 3020 3021 30 *DO1 3901 3091 DW *vo1 3091 98 3 *Vo2 3092 3901 3 *DO2 98 3092 DW *** R3000 1000 3000 70 R3001 3000 3021 700 *** 3000 IS PLUS INPUT, REF SIDE 3001 IS NEG. INPUT. R3002 1200 3001 70 *** 1200 AND 1000 IS OUTPUT FROM FIRST TWO AMPS. R3003 3001 3041 700 *** out 3021 sense 3020 ref 3041 *** ***************MODELS USED************** * .MODEL QNI NPN(IS=1E-14 BF=11111 VAF=15 KF=6.7E-14) .MODEL QPI PNP(IS=1E-14 BF=11111 VAF=15 KF=6.7E-14) .MODEL QNN NPN(IS=1E-14 BF=11111 VAF=15 KF=4.13E-13) .MODEL QPN PNP(IS=1E-14 BF=11111 VAF=15 KF=4.13E-13) .MODEL DX D(IS=1E-15) .MODEL DY D(IS=1E-17) .model DW D(RS=10K) .MODEL DN D(KF=1.667E-9 AF=1 XTI=0 EG=.3) * .ENDS